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Keen Detective Funnies #18
Centaur Publications, 3/40
Frank Thomas story, cover and art
Ben Thompson, Charles Pearson, Sam
Gilman and Lochlan Field stories and art
 BooksCGC LabelCGC TotalAvg. GradeCensus Date109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
 1. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal17.50 July 17, 2003 1
 2. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal17.50 January 08, 2004 1
 3. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal17.50 July 12, 2004 1
 4. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal17.50 December 16, 2004 1
 5. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal17.50 July 07, 2005 1
 6. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal17.50 January 27, 2006 1
 7. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal27.75 June 20, 2006 11
 8. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal27.75 January 10, 2007 11
 9. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal27.75 July 05, 2007 11
 10. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal27.75 January 09, 2008 11
 11. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal27.75 July 01, 2008 11
 12. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal27.75 January 13, 2009 11
 13. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal36.83 June 24, 2009 111
 14. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal36.83 December 15, 2009 111
 15. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal36.83 June 14, 2010 111
 16. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal36.83 December 27, 2010 111
 17. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal46.13 June 27, 2011 1111
 18. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal46.13 January 02, 2012 1111
 19. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal55.40 July 02, 2012 11111
 BooksCGC LabelCGC TotalAvg. GradeCensus Date109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
 20. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal65.33 December 31, 2012 11211
 21. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal75.21 June 22, 2013 112111
 22. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal75.21 December 31, 2013 112111
 23. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal75.21 July 01, 2014 112111
 24. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal84.69 December 30, 2014 1121111
 25. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal84.69 June 30, 2015 1121111
 26. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal84.69 December 29, 2015 1121111
 27. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal94.50 June 28, 2016 11211111
 28. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal94.50 December 27, 2016 11211111
 29. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal114.82 June 27, 2017 1111211111
 30. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal114.82 January 02, 2018 1111211111
 31. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal114.82 July 03, 2018 1111211111
 32. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal125.21 January 01, 2019 211122111
 33. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal125.21 July 02, 2019 211122111
 34. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal135.42 December 31, 2019 311122111
 35. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal155.47 June 30, 2020 13111221111
 36. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal165.31 December 29, 2020 13111221211
 37. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal175.21 June 29, 2021 131112211211
 38. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal175.21 December 28, 2021 131112211211
 39. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal175.21 June 28, 2022 131112211211
 BooksCGC LabelCGC TotalAvg. GradeCensus Date109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
 40. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal195.11 December 27, 2022 131113212211
 41. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal195.11 June 27, 2023 131113212211
 42. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal204.94 December 31, 2023 1311132122111
 43. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal185.32 September 02, 2025 1131113112111
 44. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal225.29 September 09, 2025 12311132122111
 45. Keen Detective Funnies 18 (3/40, Centaur Publications)Universal225.29 September 16, 2025 12311132122111
 46. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 July 03, 2018 11
 47. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 January 01, 2019 11
 48. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 July 02, 2019 11
 49. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 December 31, 2019 11
 50. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 June 30, 2020 11
 51. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 December 29, 2020 11
 52. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 June 29, 2021 11
 53. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 December 28, 2021 11
 54. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 June 28, 2022 11
 55. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 December 27, 2022 11
 56. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored26.25 June 27, 2023 11
 57. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored19.00 December 31, 2023 1
 58. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored19.00 September 02, 2025 1
 59. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored19.00 September 09, 2025 1
 BooksCGC LabelCGC TotalAvg. GradeCensus Date109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
 60. Keen Detective Funnies 18 (3/40, Centaur Publications)Restored19.00 September 16, 2025 1

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"CGC Census Analysis" is provided by Greg Holland (©2003-2025).
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Used with permission of CGC since 2003. Data is from July 01, 2001 to September 16, 2025.
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